/Engine/Plugins/MovieScene/MovieRenderPipeline/Source/MovieRenderPipelineCore/Public/MoviePipelineRenderPass.h
This will called for each requested sample.
void RenderSample_GameThread ( const [FMoviePipelineRenderPassMetrics](API\Plugins\MovieRenderPipelineCore\FMoviePipelineRenderPassMetrics) & InSampleState )